Dorman ProductsSTU:RAB -3.28%90 PB Ratio is 2.79 as of Jul. 09, 2026, which is 15% below its 10-year median of 3.30. GuruFocus rates STU:RAB with a GF Score™ of 90/100 and a GF Value™ of €108.15 (Fairly Valued). The stock has 2 warning signs investors should review. Among 1,295 Vehicles & Parts companies, Dorman Products ranks worse than 74.36% on this metric.
The PB Ratio, or Price-to-Book ratio, or Price/Book, is a financial ratio used to compare a company's market price to its Book Value per Share. As of today (2026-07-09), Dorman Products's share price is €118.00. Dorman Products's Book Value per Share for the quarter that ended in Mar. 2026 was €42.25. Hence, Dorman Products's PB Ratio of today is 2.79.
The historical rank and industry rank for Dorman Products's PB Ratio or its related term are showing as below:
STU:RAB'
s PB Ratio Range Over the Past 10 Years
Min: 1.87 Med: 3.3 Max: 4.73
Current: 2.77
During the past 13 years, Dorman Products's highest PB Ratio was 4.73. The lowest was 1.87. And the median was 3.30.
STU:RAB's PB Ratio is ranked worse than 74.36% of 1295
companies
in the Vehicles & Parts industry
Industry Median: 1.36
vs STU:RAB: 2.77
During the past 12 months, Dorman Products's average Book Value Per Share Growth Rate was 11.50% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 13.60% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was 12.80% per year.
During the past 10 years, the average Book Value Per Share Growth Rate was 12.10% per year.
During the past 13 years, the highest 3-Year average Book Value Per Share Growth Rate of Dorman Products was 143.10% per year. The lowest was 0.10% per year. And the median was 13.10% per year.
The PB Ratio works the best for the businesses that earn most of their profit from their assets, e.g. banks and insurance companies.
Be Aware
Some businesses have very light assets, such as software companies or insurance agencies. The PB Ratio does not work well for these companies. Some companies even have negative equity, so the PB Ratio cannot be applied to them.
Dorman Products PB Ratio Related Terms
Dorman Products PB Ratio Historical Data
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The historical data trend for Dorman Products's PB Ratio can be seen below:
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
For the Auto Parts subindustry, Dorman Products's PB Ratio, along with its competitors' market caps and PB Ratio data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
Dorman Products PB Ratio vs Vehicles & Parts Industry
For the Vehicles & Parts industry and Consumer Cyclical sector, Dorman Products's PB Ratio distribution charts can be found below:
* The bar in red indicates where Dorman Products's PB Ratio falls into.
The PB Ratio, or Price-to-Book ratio, or Price/Book, is a financial ratio used to compare a company's market price to its Book Value per Share. It is a ratio widely used to value stocks.
Dorman Products's PB Ratio for today is calculated as follows:
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
It can also be calculated from the numbers for the whole company:
A closely related ratio is called Price-to-Tangible-Book. The difference between Price-to-Tangible-Book and PB Ratio is that book value other than intangibles are used in the calculation.
Dorman Products (STU:RAB) has a PB Ratio of 2.79 as of Jul. 09, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Dorman Products and its competitors. This is 15% below median its historical median of 3.30. Over the past decade, Dorman Products' PB Ratio has ranged from 1.87 to 4.73. According to the industry distribution chart, Dorman Products ranks #963 out of 1295 companies in the Vehicles & Parts industry, placing it in the top 74.4%.
Is Dorman Products' PB Ratio too high?
Dorman Products' current PB Ratio of 2.79 is 15% below median its 10-year median of 3.30. Over the past 10 years, this metric has ranged from a low of 1.87 to a high of 4.73. The Vehicles & Parts industry median PB Ratio is 1.36. Dorman Products' value of 2.79 is 105.1% above this industry median. Based on the distribution chart, Dorman Products ranks #963 out of 1295 companies in the Vehicles & Parts industry, which is below the industry midpoint. Overall, Dorman Products has a GF Score™ of 90/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Dorman Products' PB Ratio compare to AAP and ATMU?
According to the Vehicles & Parts industry distribution chart, Dorman Products ranks #963 out of 1295 companies for PB Ratio. This places Dorman Products in the lower half of its industry. The industry median PB Ratio is 1.36. Dorman Products' value of 2.79 is 105.1% above this benchmark. Historically, Dorman Products' own PB Ratio has ranged from 1.87 to 4.73 over the past decade. While the company's 10-year median is 3.30 vs. the industry median of 1.36, Dorman Products has consistently been above the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good PB Ratio for a Vehicles & Parts company?
The median PB Ratio among Vehicles & Parts companies is 1.36, based on 1,295 companies in the industry. Companies in the top quartile (top 25%) have a PB Ratio significantly above this median, while those in the bottom quartile fall well below. However, PB Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Dorman Products's current PB Ratio of 2.79 is 105.1% above the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high PB Ratio mean?
A high PB Ratio can signal that a stock is expensive relative to its fundamentals. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Dorman Products and its competitors. For the Vehicles & Parts industry, the median PB Ratio is 1.36 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Dorman Products's current PB Ratio is 2.79, which is 15% below median its own 10-year median of 3.30. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Dorman Products stock overvalued right now?
Based on GuruFocus' analysis, Dorman Products (STU:RAB) is currently considered Fairly Valued. The stock's GF Value™ is €108.15, compared to a current price of €118.00 — trading 9.1% above its estimated fair value. The current PB Ratio is 2.79, which is 15% below median its 10-year median of 3.30 and 105.1% above the Vehicles & Parts industry median of 1.36. Dorman Products' overall GF Score™ is 90/100 with 2 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is PB Ratio calculated?
PB Ratio is calculated from a company's financial statements. For Dorman Products (STU:RAB), the current PB Ratio is 2.79 as of Jul. 09, 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
Is Dorman Products (STU:RAB) Overvalued in 2026?
Based on GuruFocus' analysis, Dorman Products stock appears to be overvalued.
The current stock price of €118.00 is trading 9.1% above its estimated GF Value™ of €108.15.
GuruFocus considers Dorman Products to be Fairly Valued.
Key valuation signals for STU:RAB:
PB Ratio: 2.79 (15% below median its 10-year median of 3.30)
GF Value™: €108.15 vs. price of €118.00 (9.1% above fair value)
Industry Position: 105.1% above the Vehicles & Parts median (#963 of 1295)
No single metric tells the full story. See the STU:RAB stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Dorman Products Inc is a supplier of original equipment parts for automobiles. It offers automotive and heavy-duty replacement parts, automotive hardware, brake parts, and fasteners for the automotive and heavy-duty aftermarket. The products are sold under the Dorman brand and its sub-brands OE Solutions, Help!, Conduct-Tite, Super ATV, etc., through aftermarket retailers, warehouse distributors, specialty markets, and salvage yards. The company operates through three business segments, which include Light Duty, Heavy Duty, and Specialty Vehicle. A majority of its revenue is generated from the Light Duty segment, which designs and markets replacement parts and fasteners mainly for passenger cars and light trucks. Geographically, it derives key revenue from the United States.
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